osv-2026-76
Vulnerability from osv_ossfuzz
Published
2026-01-18 00:02
Modified
2026-01-18 00:02
Summary
Security exception in org.htmlunit.cyberneko.HTMLTagBalancer.endElement
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=476170180

Crash type: Security exception
Crash state:
org.htmlunit.cyberneko.HTMLTagBalancer.endElement
org.htmlunit.cyberneko.HTMLElements$HTMLElementsWithCache.getElement
org.htmlunit.cyberneko.HTMLElements$HTMLElementsWithCache.getElement
References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "introduced_range": "69f12908fca8b940fa6cd114b0266b909fca0c1a:b750ca63a80698eddef3fc3457911bc21a825b58"
      },
      "ecosystem_specific": {
        "severity": "LOW"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "htmlunit",
        "purl": "pkg:generic/htmlunit"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0747862ca9e647fcdb16b35c9f775eaa577f9aee"
            }
          ],
          "repo": "https://github.com/HtmlUnit/htmlunit.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "4.19.0",
        "4.20.0",
        "4.21.0"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=476170180\n\n```\nCrash type: Security exception\nCrash state:\norg.htmlunit.cyberneko.HTMLTagBalancer.endElement\norg.htmlunit.cyberneko.HTMLElements$HTMLElementsWithCache.getElement\norg.htmlunit.cyberneko.HTMLElements$HTMLElementsWithCache.getElement\n```\n",
  "id": "OSV-2026-76",
  "modified": "2026-01-18T00:02:11.715633Z",
  "published": "2026-01-18T00:02:11.715201Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=476170180"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "Security exception in org.htmlunit.cyberneko.HTMLTagBalancer.endElement"
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.